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  1. T

    Daily supplements

    No need to mix fish oil with flax oil IMO, the cod liver oil should give you the Omega 3 and 6's you need. My only other addition would be creatine, preferably the CEE variety.
  2. T

    ZMA or just zinc and magnesium?

    Studies have not confirmed that ZMA will be more effective than zinc and magnesium supplements taken individually.
  3. T

    Can Vitamin D injections cause insomnia?

    From my understanding, this isn’t a common side effect. Actually, the opposite (fatigue) is common. It might be a wise choice to see your medical doctor.
  4. T

    Hi guys

    I'm new to excelmale and just want to say hello everyone! I'm bodybuilder from Boston, my stats are: 5'6 180lbs, bf is around 14% I'm open to new nutrition/training tips and want to talk with everyone! That's would be cool if i will find here new friends, that love bodybuilding:) Thaaaaanks
TRT Hormone Predictor Widget

TRT Hormone Predictor

Predict estradiol, DHT, and free testosterone levels based on total testosterone

⚠️ Medical Disclaimer

This tool provides predictions based on statistical models and should NOT replace professional medical advice. Always consult with your healthcare provider before making any changes to your TRT protocol.

ℹ️ Input Parameters

Normal range: 300-1000 ng/dL

Predicted Hormone Levels

Enter your total testosterone value to see predictions

Results will appear here after calculation

Understanding Your Hormones

Estradiol (E2)

A form of estrogen produced from testosterone. Important for bone health, mood, and libido. Too high can cause side effects; too low can affect well-being.

DHT

Dihydrotestosterone is a potent androgen derived from testosterone. Affects hair growth, prostate health, and masculinization effects.

Free Testosterone

The biologically active form of testosterone not bound to proteins. Directly available for cellular uptake and biological effects.

Scientific Reference

Lakshman KM, Kaplan B, Travison TG, Basaria S, Knapp PE, Singh AB, LaValley MP, Mazer NA, Bhasin S. The effects of injected testosterone dose and age on the conversion of testosterone to estradiol and dihydrotestosterone in young and older men. J Clin Endocrinol Metab. 2010 Aug;95(8):3955-64.

DOI: 10.1210/jc.2010-0102 | PMID: 20534765 | PMCID: PMC2913038

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